Heating and Cooling› Thermostats, Housings and Fillers

BMW Genuine Parts

Engine Coolant Hose Assembly

$36.03

SKU: 11531436410

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
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Overview

The BMW Genuine Parts 11531436410 is a direct replacement engine coolant hose assembly. This hose connects the expansion tank to the coolant pipe.

It is specifically manufactured by BMW for a precise fit.
Show original supplier description
The BMW Genuine Parts 11531436410 is a direct replacement engine coolant hose assembly, also known as a return hose. This component plays a crucial role in your vehicle's cooling system, connecting the expansion tank to the coolant pipe. Engine coolant hoses are subjected to extreme temperature fluctuations, which can cause them to degrade over time. Symptoms of a failing hose include swelling, dry rot, cracking, or leaks. Replacing a worn hose with this genuine BMW part ensures reliable coolant flow and helps prevent overheating. This hose is a direct fit replacement designed for a variety of BMW E46 3-Series models from 1999 to 2006. Specific fitments include the 320i (2001-2005), 323Ci (2000), 323i (1999-2000), 325Ci (2001-2006), 325i (2001-2005), 325xi (2001-2005), 328Ci (2000), 328i (1999-2000), 330Ci (2001-2006), and 330i (2001-2005). As a genuine BMW part, it is manufactured under stringent quality control standards to meet the original specifications of your vehicle. It is recommended to also perform a coolant flush and replacement when servicing the cooling system to remove any accumulated sludge and ensure optimal performance.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandBMW Genuine Parts
Part Number11531436410
CategoryHeating and Cooling

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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